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Common Rail Injector 1933613 2031836 575177 Fuel Injector for Cu-mmins XP1 System Scania DC1305 DC1310
| MOQ: | 1 pieces |
| Price: | US $142-150 / piece |
| Payment Method: | L/C,D/A,D/P,T/T,Western Union |
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Product Name
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High Quality Common Rail Diesel Fuel Injector
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Place of Origin
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Wuhan,China
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Warranty
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3 Months
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Delivery time
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3-15 Days, subject to the order quantity
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Quality
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100% Tested
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Packing
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Customer Requirement
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Service
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After-Sales Service
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Size
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Standard Size
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Payment
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TT,Trade Assurance,PayPal,Credit Card
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Advantage
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Perfect Fit
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This high-pressure electronically controlled injection unit (standard part number: 1933613, common cross-reference and interchangeable numbers include 1933613PX, 1933613EX, 1776807, 1802901, etc.) is specifically designed and manufactured for heavy-duty long-haul trucks, intercity buses, and large-displacement diesel power platforms (such as DC13, DC12, and DT12 series heavy-duty diesel engines). As the core micro-metering and atomizing actuator of the high-pressure common rail and PDE unit injection system, it plays a crucial role in rapidly metering high-pressure diesel fuel within microseconds and converting it into ultra-micron-sized atomized particles, ensuring optimal fuel-air mixing and achieving efficient and complete combustion.
Adhering to the manufacturing process of "high-pressure particle refinement and high-frequency ultra-fast response," the product uses carefully selected aerospace-grade quenched special alloy steel for its internal needle valve assembly and solenoid valve core. Combined with ultra-high precision geometric grinding and low-friction polishing processes, the surface is coated with a dense, anti-coking hardened coating, effectively preventing early erosion caused by diesel impurities. After replacement and installation, drivers and equipment operators will experience immediate performance improvements: ignition starts crisply and quickly, and the severe vibration at low-speed idling is completely eliminated; under heavy-load climbing or continuous high-load operation, the throttle pedal feedback is compact and smooth, providing continuous, abundant, and stable power, while significantly reducing black smoke emissions and delivering excellent overall fuel economy control.
Advantages: Direct supply from a self-built standardized modern factory.
Problems Solved: Addressing the complexities of traditional OEM and multi-level distribution channels, which easily lead to accumulated tolerances exceeding standards for parts, uneven fuel supply to cylinders, and high-pressure leakage risks, while also significantly increasing the procurement budget.
Value Brought: Leveraging its own production facilities for precision manufacturing throughout the entire process, eliminating intermediaries and their markups, ensuring highly consistent spray volume across all cylinders. This reduces maintenance costs while providing a robust and reliable power guarantee for long-term equipment operation.
Advantages: Rigorous quality control using a full-condition, ultra-high pressure dynamic digital test bench.
Problems Solved: Addresses quality defects common in low-end components, such as delayed solenoid valve response, internal pressure leakage, and needle valve jamming, which lead to unstable power output after installation and wasted time and money on repeated disassembly and adjustment.
Value Brought: Each injector undergoes fully automated testing on a test bench before leaving the factory. Under simulated high-temperature and ultra-high-pressure conditions, the injection volume and return oil sealing are precisely calibrated across different pressure ranges, ensuring immediate usability after installation and significantly saving time and costs associated with disassembly and adjustment.
Advantages: Large-scale warehousing with readily available stock for rapid delivery.
Problems Solved: For commercial vehicles and construction machinery, which are productivity tools, downtime due to fuel system failure can result in costly lost work time and the risk of breach of contract penalties.
Value Brought: The warehousing center maintains ample stock of best-selling specifications year-round, enabling rapid response after order confirmation and priority packing and dispatch within 24-48 hours. This significantly shortens logistics and shipping cycles, helping fleets and owners quickly restore equipment availability and effectively avoiding downtime losses.
Advantages: Aerospace-grade hardened alloy and nano-DLC protective coating.
Problems Solved: Addresses issues such as premature wear of valve components, needle valve jamming, and excessive return oil caused by differences in diesel lubrication and particulate impurities in different regions.
Value Brought: Core valve components utilize high-strength special bearing steel and surface anti-corrosion hardening treatment, greatly improving fatigue resistance and wear resistance. Even under harsh environments and prolonged high-load operation, it maintains stable performance, avoiding the additional costs of frequent disassembly and repair.
| Parameter Name | Parameter Value |
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| Product Name | Heavy-Duty Diesel Engine High-Pressure Electronic Common Rail Injector |
| Standard OE Part Number | 1933613 |
| Interchangeable Part Number | 1933613PX / 1933613EX / 1776807 / 1802901 |
| Applicable Engine Platform | DC13 / DC12 / DT12 Series Heavy-Duty Diesel Engines |
| Fuel Supply System | High-Pressure Electronic PDE/Common Rail Injection System |
| Core Needle Valve Material | Aerospace-grade quenched bearing steel, corrosion-resistant high-hardness special alloy steel |
| Surface Treatment Process | High-Density, Ultra-Wear-Resistant DLC Hardened Coating |
| Injector Orifice Micro-Engraving Technology | EDM High-Precision Electrical Discharge Micro-Orifice Machining |
| Operating Temperature Range | -40°C to +125°C |
| Internal Sealing Components | Original Equipment Manufacturer (OEM) High-Temperature Resistant and Anti-Swelling Special Fluororubber (FKM O-Rings) |
| Net Weight per Unit | Approx. 0.98 kg / piece |
| Testing Standards | 100% Automated Full-Condition Bench Flow and Sealing Tests |
Heavy-Duty Long-Haul Logistics Transportation and Mountainous Steep Slope Climbing: Large semi-trailer tractors fully loaded with heavy cargo travel at high speeds for extended periods on inter-provincial highways, requiring the engine to continuously withstand high load pressure. When drivers notice the vehicle's inability to climb hills, abnormally high fuel consumption, or black smoke, they replace the original aging parts and install this high-precision fuel injector. After installation, the engine's fuel atomization effect is significantly improved, throttle response is more robust, effectively reducing overall fuel consumption and ensuring high efficiency and stability in long-distance transportation.
Intercity Long-Distance Passenger Transport and High-Frequency Cruise Scenarios for Highway Buses: Large highway passenger buses need to undertake high-intensity long-distance route tasks daily, making them extremely sensitive to the smoothness and reliability of engine operation. When fleet maintenance personnel notice starting delays, intermittent idling vibrations, or power loss in vehicles, they promptly replace the entire set of fuel injection actuators. After replacement, the engine runs quietly and stably, and the accelerator pedal feedback is delicate and precise, providing passengers with a smooth and comfortable ride.
Can I use the product directly after installation? Is it necessary to enter a correction code?
Each injector has a unique flow correction code (IMA code) generated during factory testing. It is recommended to use a diagnostic tool to flash the correction code into the engine ECU after installation to achieve optimal fuel efficiency and smoothness.
What is the inventory and delivery time for bulk purchases?
We have our own factory and large warehouse, and maintain a large inventory of this model year-round. Standard orders can be packaged and shipped within 24-48 hours, and large-volume orders can also be quickly scheduled for production.
How do you ensure product quality and performance before it leaves the factory?
All injectors undergo assembly in a Class 100 cleanroom and 100% full-condition bench testing, covering key indicators such as sealing, pre-injection volume, full-load injection volume, and return oil volume. These stringent testing standards ensure that they are of superior quality from the outset.
How long is the warranty period? What are the after-sales service details?
We offer a 12-month warranty period. If a performance failure occurs within the warranty period due to non-human factors, we provide rapid replacement or after-sales technical support to ensure your peace of mind.
